Bill Sommerfeld wrote:

> > >(I've found this useful in the past for killing off builds run out of
> > >cron/at, with an additional minor hack in place in the build script to
> > >put the build into a new process group).
> > 
> > kill -sig -pgrp works...
> 
> It's not documented to.

It soft-of is if you follow the SEE ALSO references until you get to the
right bit of the kill(2) manpage :-)

Simon.